ISRC UK2Y21309280
Verified recording
UK2Y21309280 is “Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xcbd6c16a6ae8f765f072cf4488096b3b0280572fc16788df0979deb73831f186 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21309280.
Recording identifiers
- ISRC
- UK2Y21309280
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xcbd6c16a6ae8f765f072cf4488096b3b0280572fc16788df0979deb73831f186
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:cecfd36eba3ec95bd2f8cc98e88eea964c933b196f5f1b6fcc3e311f876a8ba4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21309280
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso · Machine-readable JSON-LD